328645241 has 8 divisors (see below), whose sum is σ = 348136704. Its totient is φ = 309171520.

The previous prime is 328645231. The next prime is 328645249. The reversal of 328645241 is 142546823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 328645241 - 2²² = 324450937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328645249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64016 + ... + 68958.

It is an arithmetic number, because the mean of its divisors is an integer number (43517088).

Almost surely, 2^328645241 is an apocalyptic number.

It is an amenable number.

328645241 is a deficient number, since it is larger than the sum of its proper divisors (19491463).

328645241 is a wasteful number, since it uses less digits than its factorization.

328645241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8871.

The product of its digits is 46080, while the sum is 35.

The square root of 328645241 is about 18128.5752611726. The cubic root of 328645241 is about 690.0953736401.

The spelling of 328645241 in words is "three hundred twenty-eight million, six hundred forty-five thousand, two hundred forty-one".